 In 1843 he was appointed Chief Field Physician to the dragoon regiment, a mounted infantry ("Dragonerregiment"), and at the same time acted as assistant to "special natural history" at the Josephsakademie.During two scientific journeys to the Adriatic Sea, in 1844 and 1846, he made collections of marine life.In 1848, he became a teacher of natural history and geography at the secondary school in Graz.